Home / 90,367.18-124,695.93-50,077.24

Finding the Fourth Proportional to 90,367.18, 124,695.93 and 50,077.24

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Solution

The fourth proportional to 90,367.18, 124,695.93 and 50,077.24 is: 69,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,367.18 : 124,695.93 = 50,077.24 : x
  2. Step 2: Convert to fraction form
    90,367.18/124,695.93 = 50,077.24/x
  3. Step 3: Cross multiply
    90,367.18x = 124,695.93 × 50,077.24
  4. Step 4: Simplify right side
    90,367.18x = 6,244,428,013.63
  5. Step 5: Solve for x
    x = 6,244,428,013.63/90,367.18
  6. Step 6: Final answer
    x = 69,100.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.